<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>背景</title>
	<style type="text/css">
	body{
		background-color: green;
	}
		body,div,a{
			margin: 0;
			padding: 0;
		}
		#main{
			width:1120px;
			margin: 0 auto;
		}
		#banner{
			/*
			background-image: url("images/banner.jpg");
			background-repeat: no-repeat;
			background-color: #fff;
			*/
			height:230px;
			background: #fff url("images/banner.jpg") no-repeat scroll left center;
		}
	</style>
</head>

<body>
	<div id="main">
		<div id="banner">sfdgasdfassdfasdfasdrfqwaef
		sfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaefsfdgasdfassdfasdfasdrfqwaef</div>
	</div>
</body>
</html>